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Organization

Alliant Energy

IPv4 addresses
4,096
CIDR ranges
7
Category
unknown
BGP prefixes announced
8

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

65/100
Moderate
How this score is built

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

Countries served by Alliant Energy

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by Alliant Energy

ASNNameIPsPrefixesCountry
AS21896 Alliant Energy 4.1K 7 US

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
198.7.44.0/22 1.0K
2.8%
AS21896 US Wisconsin Pardeeville
198.7.38.0/23 512
1.6%
AS21896 US
198.7.42.0/23 512
0.0%
AS21896 US
207.71.128.0/23 512
0.2%
AS21896 US
207.71.134.0/23 512
0.2%
AS21896 US
207.71.136.0/23 512
1.0%
AS21896 US
207.71.142.0/23 512
0.0%
AS21896 US

Frequently Asked Questions

How many IP addresses does Alliant Energy own?

Alliant Energy controls 4.1K IPv4 addresses distributed across 7 CIDR ranges. The organization is registered in United States.

What ASNs does Alliant Energy operate?

Alliant Energy operates 1 Autonomous System. Each ASN represents an independently routed network that Alliant Energy manages for internet traffic delivery.

What type of organization is Alliant Energy?

Alliant Energy is categorized as unknown. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-30 02:55:32 UTC
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